1. acting as a catalyst; speeding up a chemical reaction without being consumed or permanently changed
Usage: chemistry; British spelling (American: catalyzing)
2. triggering or bringing about a change or event; acting as a catalyst for something
Usage: figurative

Examples

• The enzyme is catalysing the breakdown of glucose in the cell.
• New technology is catalysing rapid changes in the industry.
• The scandal was catalysing public debate about reform.
• A platinum surface can be used for catalysing the reaction.
• Social media has been catalysing the spread of information worldwide.
• The conference is catalysing collaboration between researchers.